/********************************************************************************
 * Copyright (c) 2011-2017 Red Hat Inc. and/or its affiliates and others
 *
 * This program and the accompanying materials are made available under the 
 * terms of the Apache License, Version 2.0 which is available at
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * SPDX-License-Identifier: Apache-2.0 
 ********************************************************************************/
"Represents a marker interface for all test extensions."
shared interface TestExtension satisfies Comparable<TestExtension> {
    
    "Returns the order of this test extension."
    shared default Integer order => 0;
    
    "Compares extensions based on their order."
    shared actual Comparison compare(TestExtension other) => order <=> other.order; 
    
}